Are there alternatives to (1S)-1-(4-Bromophenyl)ethanamine (CAS: 27298-97-1) in synthesis?

Alternatives to (1S)-1-(4-Bromophenyl)ethanamine (CAS: 27298-97-1) in synthesis include other amine derivatives with similar functional groups, such as (1R)-1-(4-Bromophenyl)ethanamine or related bromoaromatic amines. These can serve as efficient precursors in medicinal chemistry and organic synthesis, offering similar reactivity but with different stereochemistry. Common alternative reagents include primary amines or secondary amines with different substituents, which can be used to diversify synthetic routes and improve selectivity or yield.